| Type | Title | Year | Publisher |
|---|---|---|---|
| Acorn BBC ROM | 🟩 I2C 4 U Ver.3.0B | 2018 | Barr, Martin |
| Acorn BBC ROM | 🟩 I2C 4 U Ver.3.1B | 2018 | Barr, Martin |
| Acorn Electron ROM | 🟩 I2C 4 U Ver.3.1E | 2018 | Barr, Martin |
| Acorn BBC ROM | 🟩 RAMagic! Ver.2.xx | 2008 | Barr, Martin |
| Acorn Electron cart. | 🟩 UPURS Ver.1.xx | 2012 | Barr, Martin |
| Acorn BBC ROM | 🟩 UPURS Ver.3.xx | 2011 | Barr, Martin |
| Acorn BBC ROM | 🟩 UPURS Ver.4.xx | 2011 | Barr, Martin |
| Acorn BBC ROM | 🟩 UPURS Ver.5.xx | 2012 | Barr, Martin |